expert Set 50 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, 15] → [5, _, 5]

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Answer: Row3[2]=10, Row2[1]=15

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [15,15]
  • [5,10,5]
Base
  • 5
  • 10
  • 5
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":1,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 18] → [9, 10, 8]

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Answer: Row1[1]=37, Row2[1]=19

SubType
number-pyramid
Difficulty
expert
Levels
  • [37]
  • [19,18]
  • [9,10,8]
Base
  • 9
  • 10
  • 8
TopValue
37
HiddenCells
  • {"r":0,"c":0,"v":37}
  • {"r":1,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 11] → [_, 2, 9]

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Answer: Row3[1]=8, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [10,11]
  • [8,2,9]
Base
  • 8
  • 2
  • 9
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [14, 19] → [_, _, 9]

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Answer: Row3[1]=4, Row3[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [33]
  • [14,19]
  • [4,10,9]
Base
  • 4
  • 10
  • 9
TopValue
33
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":1,"v":10}